145517120

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{167}}^1\times {\mathrm{389}}^1$

素因数の和:580

約数の個数: 112

約数和(自身を含む): 399409920

約数和(自身を除く): 253892800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 167, 224, 280, 320, 334, 389, 448, 560, 668, 778, 835, 1120, 1169, 1336, 1556, 1670, 1945, 2240, 2338, 2672, 2723, 3112, 3340, 3890, 4676, 5344, 5446, 5845, 6224, 6680, 7780, 9352, 10688, 10892, 11690, 12448, 13360, 13615, 15560, 18704, 21784, 23380, 24896, 26720, 27230, 31120, 37408, 43568, 46760, 53440, 54460, 62240, 64963, 74816, 87136, 93520, 108920, 124480, 129926, 174272, 187040, 217840, 259852, 324815, 374080, 435680, 454741, 519704, 649630, 871360, 909482, 1039408, 1299260, 1818964, 2078816, 2273705, 2598520, 3637928, 4157632, 4547410, 5197040, 7275856, 9094820, 10394080, 14551712, 18189640, 20788160, 29103424, 36379280, 72758560, 145517120]

約数ペア:

[(1, 145517120), (2, 72758560), (4, 36379280), (5, 29103424), (7, 20788160), (8, 18189640), (10, 14551712), (14, 10394080), (16, 9094820), (20, 7275856), (28, 5197040), (32, 4547410), (35, 4157632), (40, 3637928), (56, 2598520), (64, 2273705), (70, 2078816), (80, 1818964), (112, 1299260), (140, 1039408), (160, 909482), (167, 871360), (224, 649630), (280, 519704), (320, 454741), (334, 435680), (389, 374080), (448, 324815), (560, 259852), (668, 217840), (778, 187040), (835, 174272), (1120, 129926), (1169, 124480), (1336, 108920), (1556, 93520), (1670, 87136), (1945, 74816), (2240, 64963), (2338, 62240), (2672, 54460), (2723, 53440), (3112, 46760), (3340, 43568), (3890, 37408), (4676, 31120), (5344, 27230), (5446, 26720), (5845, 24896), (6224, 23380), (6680, 21784), (7780, 18704), (9352, 15560), (10688, 13615), (10892, 13360), (11690, 12448)]